Use these options to specify how the date range returns results. "Exact" means that the start and end dates of descriptions returned must fall entirely within the date range entered. "Overlapping" means that any description whose start or end dates touch or overlap the target date range will be returned.

The International Staff Fonds consists of files containing NATO documents, notes, records, memoranda and external correspondence relating to its operational functions and to its support for NATO committees and the North Atlantic Council.The Fonds also includes NATO produced publications, including press releases, reference publications and non-periodicals.